171178-36-2
7-aminopyrido[4,3-d]pyrimidin-4(3H)-one
→
175357-95-6
4-氯-7-氟-吡啶[4,3-D]嘧啶
171178-35-1
4,6-diaminopyridine-3-carboxamide
75776-47-5
3-氰基-4,6-二氨基吡啶
171178-37-3
7-氟吡啶并[4,3-d]嘧啶-4(1h)-酮